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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | Low | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 51.8°F |
Humidity | 71% |
Wind | 2.8 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Chetwynd, British Columbia | 84 |
2 | Hamilton, Ontario | 69 |
3 | Oakville, Ontario | 62 |
4 | Regina, Saskatchewan | 59 |
5 | Toronto, Ontario | 59 |
6 | Mississauga, Ontario | 57 |
7 | Canmore, Alberta | 56 |
8 | London, Ontario | 56 |
9 | Burlington, Ontario | 55 |
10 | Calgary, Alberta | 52 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Simon Fraser Drive | 28 |
2 | Ontario Ministry of the Environment Thunder Bay | 27 |
(local time)
SEE WORLD AQI RANKINGUS AQI
27
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 27 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 5µg/m³ | |
O3 | 42µg/m³ | |
NO2 | 9.8µg/m³ |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Friday, May 17 | Good 26 AQI US | |||
Saturday, May 18 | Good 36 AQI US | |||
Sunday, May 19 | Good 29 AQI US | |||
Today | Good 27 AQI US | 80% | 55.4° 44.6° | 6.7 mp/h |
Tuesday, May 21 | Good 48 AQI US | 100% | 53.6° 42.8° | 20.1 mp/h |
Wednesday, May 22 | Good 25 AQI US | 100% | 50° 39.2° | 24.6 mp/h |
Thursday, May 23 | Good 6 AQI US | 55.4° 39.2° | 15.7 mp/h | |
Friday, May 24 | Good 10 AQI US | 100% | 44.6° 39.2° | 11.2 mp/h |
Saturday, May 25 | Good 37 AQI US | 59° 41° | 8.9 mp/h | |
Sunday, May 26 | Good 14 AQI US | 59° 42.8° | 4.5 mp/h |
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